KR100208758B1 - Apparatus for exhausting residual gas in a hydrogen engine - Google Patents
Apparatus for exhausting residual gas in a hydrogen engine Download PDFInfo
- Publication number
- KR100208758B1 KR100208758B1 KR1019960062887A KR19960062887A KR100208758B1 KR 100208758 B1 KR100208758 B1 KR 100208758B1 KR 1019960062887 A KR1019960062887 A KR 1019960062887A KR 19960062887 A KR19960062887 A KR 19960062887A KR 100208758 B1 KR100208758 B1 KR 100208758B1
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- engine
- residual gas
- fuel
- hydrogen
- line
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
- F02B43/10—Engines or plants characterised by use of other specific gases, e.g. acetylene, oxyhydrogen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
본 발명의 목적은 엔진의 정지시 연료라인내에 잔류하는 가스를 외부로 방출하여 화재 등의 위험성을 제거한 수소연료 엔진의 잔류가스 배출장치를 제공하는데 있다.An object of the present invention is to provide a residual gas discharge device of a hydrogen fuel engine to remove the risk of fire by releasing the gas remaining in the fuel line to the outside when the engine is stopped.
상기한 목적을 달성하기 위한 본 발명은The present invention for achieving the above object
수소저장탱크(1)내의 수소연료를 연료라인(2)을 통해 서지탱크(4)측에 공급하며 수소저장탱크(1)를 시동키 온·오프에 의해 개폐하는 솔레노이드 밸브(3)와 엔진의 구동상황에 따라 수소연료공급량을 조절하도록 서지탱크(4)입구에 설치되는 노말크로즈 타입의 솔레노이드 밸브(5)가 상기 연료라인(2)에 설치되어 있는 수소연료엔진에 있어서,The engine of the solenoid valve 3 and the engine which supply hydrogen fuel in the hydrogen storage tank 1 to the surge tank 4 side through the fuel line 2 and open and close the hydrogen storage tank 1 by turning on / off the starter key. In a hydrogen fuel engine in which a normal-close solenoid valve (5) is installed at the inlet of the surge tank (4) so as to adjust the hydrogen fuel supply amount according to the driving situation, the fuel line (2) is provided.
상기 양측 솔레노이드 밸브(3)(5) 사이의 연료라인(2)의 도중에 잔류가스 배출라인(7)이 접속되며 상기 잔류가스 배출라인(7)에는 엔진의 정지시 개방되어 잔류가스를 외부로 방출토록 작동하는 노말오픈 타입의 솔레노이드 밸브(8)가 설치된 것을 특징으로 한다.A residual gas discharge line 7 is connected in the middle of the fuel line 2 between the two solenoid valves 3 and 5, and the residual gas discharge line 7 is opened when the engine is stopped to discharge residual gas to the outside. It is characterized in that the normally open solenoid valve (8) is installed to operate.
Description
본 발명은 수소엔진의 정지시 연료라인내의 잔류가스 배출장치에 관한 것이다.The present invention relates to a device for discharging residual gas in a fuel line when a hydrogen engine is stopped.
수소를 연료로 사용하는 엔진의 수소공급 체계는 도 2 에 도시하는 것과같이 수소저장탱크(1)에 저장된 수소연료가 연료라인(2)을 따라 서지탱크(4)로 들어간 후 엔진(9)에서 연소토록 되어있다.As shown in FIG. 2, the hydrogen supply system of an engine that uses hydrogen as a fuel includes hydrogen fuel stored in the hydrogen storage tank 1 entering the surge tank 4 along the fuel line 2 and then in the engine 9. It is supposed to burn.
그리고 상기 수소저장탱크(1)의 입구부에는 시동키의 온시 연료라인(2)을 개방하는 솔레노이드 밸브(3)가 설치되고 서지탱크(4)의 입구부에는 노말크로즈 타입의 솔레노이드 밸브(5)가 설치되어 있어 엔진의 운전조건에 따라 전자제어장치(6)에 의해 개폐량이 제어되어 엔진(9)에 공급되는 수소연료량을 조정하게 된다.In addition, a solenoid valve 3 is installed at an inlet of the hydrogen storage tank 1 to open the fuel line 2 when the ignition key is turned on, and a solenoid valve 5 of the normal cross type is provided at the inlet of the surge tank 4. The amount of opening and closing is controlled by the electronic control device 6 according to the operating conditions of the engine to adjust the amount of hydrogen fuel supplied to the engine 9.
그러나 상기한 종래 구조에 의하면 엔진(9)의 구동 정지시 솔레노이드 밸브(3)(5)가 자동차단되므로 수소저장탱크(1)는 폐쇄되어지게 되어 연료의 누출이 발생하지 않게되나 연료라인(2) 내에는 여전히 수소잔류가스가 남아있어 화재의 위험성이 존재하며 시동시 잔류가스에 의해 소음이 발생하게 되는 문제점이 있었다.However, according to the conventional structure described above, since the solenoid valves 3 and 5 are shut off when the engine 9 stops driving, the hydrogen storage tank 1 is closed so that fuel leakage does not occur. There is still a risk of fire due to the residual hydrogen gas remaining in the) and there was a problem that the noise generated by the residual gas at the start.
이에 본 발명은 상기한 문제점을 감안하여 제안된 것으로서 그의 목적으로 하는바는 엔진의 정지시 연료라인내에 잔류하는 가스를 외부로 방출하여 화재 등의 위험성을 제거한 수소연료 엔진의 잔류가스 배출장치를 제공하는데 있다.Accordingly, the present invention has been proposed in view of the above problems, and its purpose is to provide a residual gas discharge device of a hydrogen fuel engine that removes the risk of fire by releasing the gas remaining in the fuel line to the outside when the engine is stopped. It is.
본 발명의 상기한 목적을 달성하기 위한 수소연료 엔진은Hydrogen fuel engine for achieving the above object of the present invention is
수소저장탱크내의 수소연료를 연료라인을 통해 서지탱크측에 공급하며 수소저장탱크를 시동키 온·오프에 의해 개폐하는 솔레노이드 밸브와 엔진의 구동상황에 따라 수소연료공급량을 조절하도록 서지탱크입구에 설치되는 노말크로즈 타입의 솔레노이드가 상기 연료라인에 설치되어 있는 수소연료엔진에 있어서,It is installed at the inlet of the surge tank to supply hydrogen fuel in the hydrogen storage tank to the surge tank through the fuel line, and to adjust the hydrogen fuel supply amount according to the driving conditions of the engine and the solenoid valve that opens and closes the hydrogen storage tank by turning on / off the ignition key. In a hydrogen fuel engine in which a normal closed solenoid is installed in the fuel line,
상기 양측 솔레노이드 밸브 사이의 연료라인의 도중에 잔류가스 배출라인이 접속되며 상기 잔류가스 배출라인에는 엔진의 정지시 개방되어 잔류가스를 외부로 방출토록 작동하는 노말오픈 타입의 솔레노이드 밸브가 설치된 것을 특징으로 한다.A residual gas discharge line is connected in the middle of the fuel line between the two solenoid valves, and a normal open type solenoid valve is installed in the residual gas discharge line to open when the engine is stopped to discharge the residual gas to the outside. .
도 1 은 본 발명에 의한 수소연료 엔진의 잔류가스 배출장치를 나타내는 도면1 is a view showing a residual gas discharge device of the hydrogen fuel engine according to the present invention
도 2 는 종래기술2 is a prior art
※ 도면의 주요부분에 대한 부호의 설명※ Explanation of code for main part of drawing
1 : 수소저장탱크 2 : 연료라인1: hydrogen storage tank 2: fuel line
3,5,8 : 솔레노이드 밸브 4 : 서지탱크3,5,8: solenoid valve 4: surge tank
6 : 전자제어장치 7 : 잔류가스 배출라인6: electronic control unit 7: residual gas discharge line
9 : 엔진9: engine
이하 본 발명의 구성과 작용을 첨부한 도면을 참조하여 설명한다.Hereinafter, the configuration and operation of the present invention will be described with reference to the accompanying drawings.
도 1 은 본 발명에 의한 수소연료엔진의 잔류가스 배출장치를 나타내는 도면으로 도면중 부호 1은 수소연료를 저장하는 수소저장탱크이다.1 is a view showing a residual gas discharge device of a hydrogen fuel engine according to the present invention, a reference numeral 1 in the drawing is a hydrogen storage tank for storing hydrogen fuel.
상기 수소저장탱크(1)에 저장된 수소연료는 그의 입구인 연료라인(2)상에 마련되는 솔레노이드 밸브(3)의 개방시에 연료라인(2)을 따라 서지탱크(4)측에 공급되며, 상기 솔레노이드 밸브(3)는 시동키의 온·오프에 연동하여 개폐작동된다.The hydrogen fuel stored in the hydrogen storage tank 1 is supplied to the surge tank 4 side along the fuel line 2 at the time of opening of the solenoid valve 3 provided on the fuel line 2 which is its inlet, The solenoid valve 3 is opened and closed in conjunction with the on / off of the ignition key.
상기 서지탱크(4)측에 공급되는 수소연료는 서지탱크(4) 입구의 연료라인(3)에 마련된 노말크로즈 타입의 솔레노이드 밸브(5)의 개폐량에 의해 조정되며 상기 노말크로즈 타입의 솔레노이드 밸브(5)는 운전조건에 따른 전자제어장치(6)의 제어에 의하여 개폐량이 제어된다.The hydrogen fuel supplied to the surge tank 4 side is adjusted by the opening / closing amount of the normal close solenoid valve 5 provided in the fuel line 3 at the inlet of the surge tank 4 and the solenoid valve of the normal cross type. Numeral 5 indicates that the amount of opening and closing is controlled by the control of the electronic controller 6 according to the operating conditions.
그리고 상기 양측 솔레노이드 밸브(3)(5)의 사이인 연료라인(2)의 도중에는 잔류가스 배출라인(7)이 접속되어 있으며 그 잔류가스 배출라인(7)에는 노말오픈 타입의 솔레노이드 밸브(8)가 구비되어 있다.A residual gas discharge line 7 is connected in the middle of the fuel line 2 between the two solenoid valves 3 and 5, and the solenoid valve 8 of the normal open type is connected to the residual gas discharge line 7. Is provided.
또한 상기 노말오픈 타입의 솔레노이드 밸브(8)는 엔진의 정지시 전자제어장치(6)의 제어에 따라 잔류가스 배출라인(7)을 개방하며 엔진(9) 구동시에는 잔류가스 배출라인(7)을 차단한다.In addition, the normal-open solenoid valve 8 opens the residual gas discharge line 7 under the control of the electronic controller 6 when the engine is stopped, and the residual gas discharge line 7 when the engine 9 is driven. To block.
이상과 같은 본 발명에 의하면 수소연료를 공급하는 연료라인상에 잔류가스 배출라인과 솔레노이드 밸브를 설치하여 엔진의 정지시 그 솔레노이드 밸브를 개방작동하여 연료 라인내에 잔류하는 수소연료를 외부로 배출시키게 되므로써 화재의 위험을 예방하고 시동시 잔류가스에 의한 소음을 없애게 되는 효과가 있다.According to the present invention as described above by installing the residual gas discharge line and the solenoid valve on the fuel line for supplying the hydrogen fuel by opening the solenoid valve when the engine is stopped to discharge the hydrogen fuel remaining in the fuel line to the outside It is effective in preventing the risk of fire and eliminating the noise caused by residual gas at start-up.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960062887A KR100208758B1 (en) | 1996-12-07 | 1996-12-07 | Apparatus for exhausting residual gas in a hydrogen engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960062887A KR100208758B1 (en) | 1996-12-07 | 1996-12-07 | Apparatus for exhausting residual gas in a hydrogen engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19980044762A KR19980044762A (en) | 1998-09-05 |
| KR100208758B1 true KR100208758B1 (en) | 1999-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960062887A KR100208758B1 (en) | 1996-12-07 | 1996-12-07 | Apparatus for exhausting residual gas in a hydrogen engine |
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| Country | Link |
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| KR (1) | KR100208758B1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102467309B1 (en) | 2021-10-25 | 2022-11-17 | 인선모터스 주식회사 | Hydrogen gas exhaust apparatus of hydrogen storage tank for fuel cell vehicle |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030002468A (en) * | 2001-06-29 | 2003-01-09 | 현대자동차주식회사 | A fuel cell vehicle for exhausting hydrogen gas generated of cell stacks |
| KR102574169B1 (en) * | 2023-03-31 | 2023-09-04 | 주식회사 스마트파워 | Emergency generator that increases output and reduces smoke by mixing hydrogen |
-
1996
- 1996-12-07 KR KR1019960062887A patent/KR100208758B1/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102467309B1 (en) | 2021-10-25 | 2022-11-17 | 인선모터스 주식회사 | Hydrogen gas exhaust apparatus of hydrogen storage tank for fuel cell vehicle |
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| Publication number | Publication date |
|---|---|
| KR19980044762A (en) | 1998-09-05 |
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